Home / 282,918.27-424,113.73-194,213.55

Finding the Fourth Proportional to 282,918.27, 424,113.73 and 194,213.55

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Solution

The fourth proportional to 282,918.27, 424,113.73 and 194,213.55 is: 291,139.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,918.27 : 424,113.73 = 194,213.55 : x
  2. Step 2: Convert to fraction form
    282,918.27/424,113.73 = 194,213.55/x
  3. Step 3: Cross multiply
    282,918.27x = 424,113.73 × 194,213.55
  4. Step 4: Simplify right side
    282,918.27x = 82,368,633,107.04
  5. Step 5: Solve for x
    x = 82,368,633,107.04/282,918.27
  6. Step 6: Final answer
    x = 291,139.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.